Home / 252,743.29-378,927.68-119,467.82

Finding the Fourth Proportional to 252,743.29, 378,927.68 and 119,467.82

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Solution

The fourth proportional to 252,743.29, 378,927.68 and 119,467.82 is: 179,113.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,743.29 : 378,927.68 = 119,467.82 : x
  2. Step 2: Convert to fraction form
    252,743.29/378,927.68 = 119,467.82/x
  3. Step 3: Cross multiply
    252,743.29x = 378,927.68 × 119,467.82
  4. Step 4: Simplify right side
    252,743.29x = 45,269,662,085.77
  5. Step 5: Solve for x
    x = 45,269,662,085.77/252,743.29
  6. Step 6: Final answer
    x = 179,113.21

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.